<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .div{
            /* 弹性布局 */
            display: flex;
            /* 换行 */
            flex-wrap: wrap;
            /* flex默认显示不换行 不写就是默认   会缩小盒子*/
            /* flex-wrap: nowrap; */
            width: 60%;
            height: 600px;
            background-color: pink;
        }
        .div div{
            width: 200px;
            height: 100px;
            background-color: palevioletred;
         
            
        }
    </style>
</head>
<body>
    <div class="div">
        <div>1</div>
        <div>2</div>
        <div>3</div>
        <div>4</div>
        <div>5</div>
        <div>6</div>
    </div>
</body>
</html>